According to basic characteristics of wind power project,using the extension theory and extension model,to establish a set of government project department for evaluation of wind power project quality evaluation index system. The weight values of each index and the correlation matrix, Through the correlation matrix and a series of index multiplication,get A comprehensive numerical According to the classification index grade before setting the region, The wind power project quality grade. the area for wind power project quality and the level of evaluation, and reflects a quality level for evaluation of wind power project in the selection of sample, adjustment and improvement in order to help the government departments or enterprises for wind power project investment and management for better. Prior to the start of the project, The assessment of the project, from the aspects of reducing losses.Other,Improvement from the aspects to be improved. In order to improve the quality of wind power project to improve.In order to improve the comprehensive quality of wind power goal